| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/s3/@/amd64/compile/hs32/modules/usr/src/sys/modules/usb/usie/@/amd64/compile/hs32/modules/usr/src/sys/modules/i2c/controllers/alpm/@/amd64/compile/hs32/modules/usr/src/sys/modules/usb/uss820dci/@/dev/uart/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/s3/@/amd64/compile/hs32/modules/usr/src/sys/modules/usb/usie/@/amd64/compile/hs32/modules/usr/src/sys/modules/i2c/controllers/alpm/@/amd64/compile/hs32/modules/usr/src/sys/modules/usb/uss820dci/@/dev/uart/uart_bus_acpi.c |
/*-
* Copyright (c) 2001 M. Warner Losh. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/uart/uart_bus_acpi.c 200820 2009-12-21 22:57:40Z gavin $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#include <isa/isavar.h>
#include <dev/uart/uart.h>
#include <dev/uart/uart_bus.h>
static int uart_acpi_probe(device_t dev);
static device_method_t uart_acpi_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, uart_acpi_probe),
DEVMETHOD(device_attach, uart_bus_attach),
DEVMETHOD(device_detach, uart_bus_detach),
{ 0, 0 }
};
static driver_t uart_acpi_driver = {
uart_driver_name,
uart_acpi_methods,
sizeof(struct uart_softc),
};
static struct isa_pnp_id acpi_ns8250_ids[] = {
{0x0005d041, "Standard PC COM port"}, /* PNP0500 */
{0x0105d041, "16550A-compatible COM port"}, /* PNP0501 */
{0x04f0235c, "Wacom Tablet PC Screen"}, /* WACF004 */
{0}
};
static int
uart_acpi_probe(device_t dev)
{
struct uart_softc *sc;
device_t parent;
parent = device_get_parent(dev);
sc = device_get_softc(dev);
if (!ISA_PNP_PROBE(parent, dev, acpi_ns8250_ids)) {
sc->sc_class = &uart_ns8250_class;
return (uart_bus_probe(dev, 0, 0, 0, 0));
}
/* Add checks for non-ns8250 IDs here. */
return (ENXIO);
}
DRIVER_MODULE(uart, acpi, uart_acpi_driver, uart_devclass, 0, 0);